Decision Sciences International Corporation (DSIC), an advanced technology provider of security and detection systems, today announced that The Honorable Jayson P. Ahern, former Acting Commissioner of U.S. Customs & Border Protection, was appointed to the company's Advisory Board, effective immediately. Ahern, is a Principal with The Chertoff Group, providing strategic consulting services on homeland and border security management and global commerce and supply chain matters. In 2010, Ahern retired after 33 years of federal service to both the U.S. Customs Service and U.S.